Neuroeconomics

Andrew Lo of M.I.T. has demonstrated that if stock traders make a series of apparently good picks, the dopamine released into their brains creates a stupor that causes them to underperceive danger ahead. This new field of Neuroeconomics sounds fascinating. To learn more on biological roots of financial crisis,see

http://blog.wired.com/wiredscience/2009/01/financebiology.html